EuroTruckParts
20398136 Hinge Upper | ECE R55 EU 1993-2021 Cab Door System
VOLVO 20398136 Hinge Upper | Heavy-Duty Door System
Cab Door Hinge Engineering
The 20398136 Hinge Upper serves as direct replacement for VOLVO OE numbers 20398136, 20372038, 20398135, and 20372037. Manufactured from hot-forged 34CrNiMo6 alloy steel, this component maintains ±0.6mm dimensional accuracy across pivot points. Dual-layer zinc-iron coating provides 2,000+ hours salt spray resistance, specifically engineered for FH/FM/FMX/NH series trucks from 1993-2021. The precision-machined bushings allow ±3° angular adjustment while supporting door weights up to 110kg.
Cross-Generation Compatibility
- ▶ FH12/FH16 (1993-2021)
- ▶ FM7/FM9/FM10 (1998-2005)
- ▶ FMX (2010-2021)
- ▶ NH Series (1999-2006)
- ▶ Euro III-VI Emissions
- ▶ Left/Right Door Configurations
Maintains original 4.2kg ±3% weight tolerance and M16x2 hardware specifications.
Material Specifications
- ▶ 12mm hardened pivot shafts
- ▶ ISO 3506-2 B8 stainless
- ▶ 1.5mm coating thickness
Design Features
- ▶ 95°±2° opening arc
- ▶ Anti-corrosion seals
- ▶ Tool-free calibration
Compatible with VOLVO commercial vehicles requiring OE components: 20398136, 20372038, 20398135, 20372037
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